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1SDA071873R1 ABB E6.2V 4000 Ekip Dip LSIG 4P FHR Air Circuit Breaker
ABB 1SDA071873R1 is a SACE Emax 2 E6.2V 4000 A four-pole fixed air circuit breaker with rear horizontal terminals and an Ekip Dip LSIG solid-state electronic trip unit for comprehensive low-voltage power distribution protection.
£28,125.66
Why Choose the ABB 1SDA071873R1 Emax 2 Air Circuit Breaker?
The ABB 1SDA071873R1 is a high-performance SACE Emax 2 E6.2V air circuit breaker designed for protection and switching in demanding low-voltage power distribution systems. Configured as an E6.2V 4000 Ekip Dip LSIG 4p FHR, it combines a rated uninterrupted current of 4000 A with ABB's Ekip Dip LSIG solid-state electronic trip unit.
This four-pole fixed circuit breaker provides comprehensive LSIG protection functions, covering long-time overload, short-time delayed short-circuit, instantaneous short-circuit and earth-fault protection. The Ekip Dip release provides adjustable electronic protection for high-current distribution systems requiring dependable fault protection, selective coordination and integrated protection against earth faults.
The E6.2V high-performance frame provides exceptional fault interruption capability, including a rated ultimate short-circuit breaking capacity of 150 kA at 400 V AC. Its fixed four-pole construction features rear horizontal terminals, four change-over auxiliary contacts and circuit-breaker open/closed position indication for integration into demanding industrial and infrastructure switchboards.
Key Advantages
- High-performance ABB SACE Emax 2 E6.2V air circuit breaker for demanding low-voltage distribution systems.
- 4000 A rated uninterrupted current for high-current electrical installations.
- 150 kA ultimate short-circuit breaking capacity at 400 V AC.
- Ekip Dip LSIG electronic trip unit provides comprehensive overload, short-circuit and earth-fault protection.
- Adjustable short-time protection supports selective fault coordination across complex distribution networks.
- Four-pole fixed configuration with rear horizontal terminals for high-current switchboard integration.
Key Features
- ABB SACE Emax 2 E6.2V series.
- 4000 A rated uninterrupted current (Iu).
- Four-pole configuration.
- Fixed mounting construction.
- Rear horizontal terminals (FHR).
- Ekip Dip LSIG solid-state electronic trip unit.
- LSIG protection for long-time overload, short-time delayed short-circuit, instantaneous short-circuit and earth-fault conditions.
- 690 V rated voltage.
- 150 kA Icu at 400 V AC, 50 Hz.
- Four change-over auxiliary contacts with open/closed circuit-breaker position indication.
High-Performance LSIG Protection for Low-Voltage Power Distribution
Air circuit breakers such as the ABB SACE Emax 2 protect high-current low-voltage electrical networks against overloads, short circuits and earth faults while providing switching and isolation functions within power distribution assemblies. The E6.2V frame combines a 4000 A continuous-current rating with exceptional fault interruption capability, including 150 kA ultimate short-circuit breaking capacity at 400 V AC.
The Ekip Dip LSIG electronic trip unit provides adjustable long-time overload, short-time delayed short-circuit, instantaneous short-circuit and earth-fault protection. Combined with the robust Emax 2 architecture, the 1SDA071873R1 provides dependable protection for main distribution switchboards, high-current feeders and critical electrical systems requiring comprehensive fault protection and selective coordination.
Typical Applications
- Main incoming protection for high-current low-voltage switchboards.
- Industrial power distribution systems.
- High-current feeder protection.
- Manufacturing and process industry electrical installations.
- Commercial and infrastructure power distribution.
- Critical systems requiring overload, short-circuit and earth-fault protection.
Technical Specifications
| Series | SACE Emax 2 |
|---|---|
| Frame | E6.2V |
| ABB order code | 1SDA071873R1 |
| Product type | Air circuit breaker |
| Rated uninterrupted current (Iu) | 4000 A |
| Number of poles | 4 |
| Trip unit | Ekip Dip LSIG |
| Release type | Solid-state electronic |
| Protection functions | LSIG |
| Overload release adjustment range | 1600–4000 A |
| Short-time delayed short-circuit adjustment range | 2400–40000 A |
| Instantaneous short-circuit adjustment range | 6000–60000 A |
| Integrated earth-fault protection | Yes |
| Rated voltage | 690 V |
| Rated ultimate short-circuit breaking capacity (Icu) at 400 V, 50 Hz | 150 kA |
| Mounting version | Fixed |
| Terminal arrangement | Rear horizontal |
| Main circuit connection | Bolt connection |
| Auxiliary contacts | 4 change-over contacts |
| Circuit-breaker position indication | Open/closed |
| Motor drive | Optional |
| Integrated undervoltage release | No |
| Degree of protection | IP30 |
| Power loss | 309 W |
| Product net width | 888 mm |
| Product net height | 371 mm |
| Product net depth | 270 mm |
| Product net weight | 125 kg |
| EAN | 8015644757236 |
| Product group | Emax2 Air Circuit Breaker |
Frequently Asked Questions
What is the ABB 1SDA071873R1 used for?
The ABB 1SDA071873R1 is a 4000 A four-pole air circuit breaker designed for protection and switching in high-current low-voltage power distribution systems.
What trip unit is fitted to the ABB 1SDA071873R1?
The circuit breaker is fitted with an Ekip Dip LSIG solid-state electronic trip unit providing adjustable overload, short-circuit and earth-fault protection.
What protection functions does the Ekip Dip LSIG provide?
The LSIG configuration provides long-time overload, short-time delayed short-circuit, instantaneous short-circuit and earth-fault protection.
What is the current rating of the ABB 1SDA071873R1?
The E6.2V circuit breaker has a rated uninterrupted current of 4000 A, with an overload release adjustment range of 1600–4000 A.
What is the breaking capacity of the ABB 1SDA071873R1?
The E6.2V 4000 configuration has a rated ultimate short-circuit breaking capacity of 150 kA at 400 V AC, 50 Hz.
Does the ABB 1SDA071873R1 provide earth-fault protection?
Yes. Its Ekip Dip LSIG trip unit incorporates integrated earth-fault protection alongside long-time, short-time and instantaneous protection functions.
What are the dimensions of the ABB 1SDA071873R1?
The breaker measures 888 mm wide × 371 mm high × 270 mm deep and has a product net weight of 125 kg.
Is the ABB 1SDA071873R1 fixed or withdrawable?
This model is a fixed four-pole circuit breaker equipped with rear horizontal terminals.
Trusted by Power Distribution Professionals Worldwide
ABB SACE Emax 2 air circuit breakers are engineered for reliable protection and switching of demanding low-voltage electrical networks, combining high current-carrying capability, exceptional fault interruption performance and configurable electronic protection for industrial, commercial and infrastructure power distribution systems.
